diff --git a/TTS/api.py b/TTS/api.py
index 7abc188e..c5f6be6c 100644
--- a/TTS/api.py
+++ b/TTS/api.py
@@ -123,7 +123,7 @@ class TTS(nn.Module):
         return Path(__file__).parent / ".models.json"
 
     def list_models(self):
-        return ModelManager(models_file=TTS.get_models_file_path(), progress_bar=False, verbose=False)
+        return ModelManager(models_file=TTS.get_models_file_path(), progress_bar=False, verbose=False).list_models()
 
     def download_model_by_name(self, model_name: str):
         model_path, config_path, model_item = self.manager.download_model(model_name)